1. You are building a machine learning application that requires you to process data in real-time and store the results in an S3 bucket. You have decided to use AWS Lambda to run your machine learning application. However, you are concerned about the security of your Lambda function and the data it processes. Which of the following options would be the best way to secure your Lambda function and the data it processes?

A) Use the VPC endpoint to isolate your Lambda function and restrict access to it using security groups.
B) Encrypt your S3 bucket and restrict access to it using IAM policies.
C) Use AWS Key Management Service (KMS) to encrypt your Lambda function code and restrict access to it using IAM policies.
D) Use AWS Lambda Layers to share code and data between your Lambda functions and restrict access to them using IAM policies.



2. Which AWS Elastic Kubernetes Service (EKS) component is responsible for managing and scheduling pods to worker nodes in the cluster?

A) kube-proxy
B) kube-scheduler
C) kubelet
D) etcd
E) kube-controller-manager


3. A company wants to build a machine learning model to predict customer churn. The data that will be used for the model is stored in an on-premises database. Which AWS service can be used to ingest and collect this data?

A) Amazon CloudFront
B) AWS Database Migration Service (DMS)
C) Amazon Elasticsearch Service
D) AWS Glue
E) Amazon Kinesis Data Firehose


4. Which of the following statements accurately describe the features of Amazon S3 Transfer Acceleration for machine learning workflows?

A) Amazon S3 Transfer Acceleration provides automatic encryption of all data transferred to and from S3, ensuring the security of machine learning workloads.
B) Amazon S3 Transfer Acceleration provides automatic compression of all data transferred to and from S3, reducing transfer costs for machine learning workloads.
C) Amazon S3 Transfer Acceleration supports parallel data transfer to and from S3, enabling faster data transfer for machine learning workloads.
D) Amazon S3 Transfer Acceleration provides a dedicated private network connection between S3 and your on-premises data center for faster data transfer to and from S3.
E) Amazon S3 Transfer Acceleration uses edge locations to accelerate data transfer to and from S3 by routing traffic over Amazon's optimized network path.


5. A company has been experiencing high levels of fraud in their online transactions and is looking for a solution to detect and prevent these incidents. They have decided to use Amazon Fraud Detector to build and deploy a custom fraud detection model. Which of the following statements is NOT true regarding Amazon Fraud Detector?

A) Amazon Fraud Detector integrates with Amazon SageMaker for model training and deployment.
B) Amazon Fraud Detector requires you to have prior knowledge of machine learning concepts and expertise in building custom models.
C) Amazon Fraud Detector allows you to choose from pre-built models for common fraud use cases.
D) Amazon Fraud Detector provides real-time fraud risk predictions as a service.
E) Amazon Fraud Detector offers a variety of data integrations to easily ingest data for training and detection.